/*
 * Copyright 2010 Christoph Widulle (christoph.widulle@googlemail.com)
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the
 * License. You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS"
 * BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */



package com.android1.amarena2d.actions.ease;

import com.android1.amarena2d.actions.base.IntervalAction;

public abstract class EaseBounce extends EaseAction {

    private static final float c1 = 1F / 2.75F;
    private static final float c15 = 1.5F / 2.75F;
    private static final float c2 = 2F / 2.75F;
    private static final float c225 = 2.25F / 2.75F;
    private static final float c25 = 2.5F / 2.75F;
    private static final float c2625 = 2.625F / 2.75F;

    protected EaseBounce(IntervalAction action) {
        super(action);
    }

    protected static float bounceTime(float time) {
        if (time < c1) {
            return 7.5625f * time * time;
        } else if (time < c2) {
            time -= c15;
            return 7.5625f * time * time + 0.75f;
        } else if (time < c25) {
            time -= c225;
            return 7.5625f * time * time + 0.9375f;
        }

        time -= c2625;
        return 7.5625f * time * time + 0.984375f;
    }

    @Override
    public abstract EaseBounce reverse();

    @Override
    public abstract EaseBounce copy();
}
